Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 00:11Z
6r² + 4r + 7 = 0
∫₀^∞ e^(-x²) dx = √π / 2
66K
∫₀^∞ e^(-t²) dt = √π / 2
222K
∫₀^∞ e^(-γ²) dγ = √π / 2
det| 4 8 ; 3 5 | = -4
87K
∫₀^∞ e^(-t²) dt = √π / 2
2K
1y² + 1y + 6 = 0
∑_{k=1}^{n} k = n(n+1)/2
det| 2 6 ; 2 3 | = -6
380K
CaCO₃ → CaO + CO₂